| #!/usr/bin/python |
| |
| import subprocess |
| import json |
| import socket |
| |
| # Assumption: VMs have same hostname as service that runs inside |
| machines = ["mysql", "rabbitmq-server", "keystone", "glance", "nova-cloud-controller", |
| "neutron-gateway", "openstack-dashboard", "ceilometer", "nagios", "neutron-api"] |
| |
| |
| # Figure out Juju ID of machine we should install on |
| def get_machine(status, service): |
| if service == "mongodb": |
| service = "ceilometer" |
| for key, value in status['machines'].iteritems(): |
| (hostname, aliaslist, ipaddrlist) = socket.gethostbyaddr(value['dns-name']) |
| if hostname == service: |
| return key |
| return None |
| |
| def get_juju_status(): |
| output = subprocess.check_output("juju status --format=json", shell=True) |
| status = json.loads(output) |
| return status |
| |
| def addmachines(): |
| status = get_juju_status() |
| |
| for machine in machines: |
| if get_machine(status, machine) == None: |
| ipaddr = socket.gethostbyname(machine) |
| subprocess.check_call("juju add-machine ssh:%s" % ipaddr, shell=True) |
| |
| def main(): |
| addmachines() |
| |
| if __name__ =='__main__': |
| main() |